import Vue from 'vue'
import Router from 'vue-router'
import Login from '../components/login.vue'
import Home from '../components/Home'
import Welcome from '../components/Welcome.vue'
import Users from '../components/user/Users'
import Rights from '../components/power/Rights.vue'
import Roles from '../components/power/Roles.vue'

Vue.use(Router)


const router = new Router({
  routes: [
    {path: '/', redirect: 'login'},
    {
      path: '/login',
      component: Login
    },
    {
      path: '/home',
      component: Home,
      redirect: '/welcome',
      children: [
        {
          path: '/welcome',
          component: Welcome
        },
        {
          path: '/users',
          component: Users
        },
        {
          path: '/rights',
          component: Rights
        },
        {
          path: '/roles',
          component: Roles
        }
      ]
    }
  ]

})

//挂载路由导航守卫
router.beforeEach((to, from, next) => {
  if(to.path === '/login') return next();
  const tokenStr = window.sessionStorage.getItem('token');
  if(!tokenStr) return next('/login')
  next()
})


export default router
